http://www.wisconsinrapidstribune.com/VideoNetwork/3449822607001/Doctor-School-stabbing-left-three-with-severe-injuries-http://cdn.newslook.com/8c/8cfb5c0fb9f542090a5abec4ec2cc778/mp4_low/8cfb5c0fb9f542090a5abec4ec2cc778-mp4_low.mp4http://www.wisconsinrapidstribune.com/VideoNetwork/3449822607001/Doctor-School-stabbing-left-three-with-severe-injuries-http://cdn.newslook.com/8c/8cfb5c0fb9f542090a5abec4ec2cc778/images/frame_ext.jpgDoctor: School stabbing left three with 'severe injuries'A doctor at Forbes Hospital in Pittsburgh says most patients treated at his hospital suffered wounds to the lower abdomen. Rough Cut (no reporter narration).MurrysvillenewslookuspennsylvaniaPittsburghDan Stevens00:46